---> uname -a: Linux prd-centos8-builder-2c-4g-4936.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 501 1049 17 2115 2886 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:a9:9e:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.81/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85896sec preferred_lft 85896sec inet6 fe80::f816:3eff:fea9:9ee1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/04/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:04:02 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 257.65 183.06 74.59 15253.19 38632.95 04:06:01 AM 58.81 0.38 58.43 34.12 5643.20 04:07:01 AM 67.01 2.13 64.87 84.92 11004.43 04:08:01 AM 29.04 0.05 28.99 1.33 3008.78 04:09:01 AM 18.30 0.27 18.03 41.86 508.18 04:10:01 AM 13.71 0.00 13.71 0.00 364.73 04:11:01 AM 16.64 0.72 15.93 31.06 612.95 04:12:01 AM 18.94 0.38 18.56 38.65 566.99 Average: 59.60 23.04 36.56 1908.16 7478.47 04:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1562664 3031152 2191012 58.37 2104 1647460 638408 13.29 139524 1801892 70212 04:06:01 AM 1264572 2979208 2489104 66.31 2104 1882204 663496 13.82 145264 2053296 180300 04:07:01 AM 1131276 2966596 2622400 69.86 2104 1994756 641188 13.35 148352 2148528 24288 04:08:01 AM 974108 2888424 2779568 74.05 2104 2073348 714700 14.88 178328 2274468 47060 04:09:01 AM 1009640 2923124 2744036 73.10 2104 2072552 691280 14.39 216380 2200076 45012 04:10:01 AM 1095844 2971928 2657832 70.81 2104 2035048 637764 13.28 214240 2116232 7464 04:11:01 AM 1110576 2989176 2643100 70.41 2104 2037316 627784 13.07 398656 1917116 8828 04:12:01 AM 1085392 2975928 2668284 71.08 2104 2048840 639364 13.31 399672 1939868 29392 Average: 1154259 2965692 2599417 69.25 2104 1973940 656748 13.68 230052 2056434 51570 04:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 221.97 127.82 983.88 57.59 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 89.29 74.91 1009.91 8.01 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 13.91 14.30 36.70 4.30 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 45.95 39.10 657.29 6.88 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 12.30 14.15 13.33 5.67 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 9.60 11.09 8.18 4.24 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 16.41 15.78 17.13 6.02 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 11.36 12.55 10.43 5.95 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 52.25 38.53 340.79 12.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/04/2026 _x86_64_ (2 CPU) 04:03:50 LINUX RESTART (2 CPU) 04:04:02 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 43.02 0.06 13.57 13.51 1.83 28.00 04:05:01 AM 0 45.72 0.05 12.11 14.61 1.88 25.63 04:05:01 AM 1 40.32 0.07 15.03 12.42 1.79 30.37 04:06:01 AM all 37.94 0.00 4.29 1.15 1.36 55.26 04:06:01 AM 0 24.65 0.00 2.98 1.51 1.15 69.70 04:06:01 AM 1 51.25 0.00 5.61 0.78 1.57 40.79 04:07:01 AM all 37.64 0.00 4.05 2.54 1.27 54.49 04:07:01 AM 0 31.41 0.00 3.46 3.09 1.02 61.02 04:07:01 AM 1 43.86 0.00 4.65 2.00 1.52 47.98 04:08:01 AM all 38.55 0.00 2.37 0.77 1.15 57.16 04:08:01 AM 0 24.91 0.00 2.00 1.32 0.83 70.94 04:08:01 AM 1 52.20 0.00 2.74 0.22 1.47 43.38 04:09:01 AM all 38.54 0.00 2.75 0.43 1.41 56.87 04:09:01 AM 0 28.15 0.00 2.08 0.53 1.17 68.07 04:09:01 AM 1 48.96 0.00 3.43 0.32 1.65 45.64 04:10:01 AM all 35.99 0.00 2.25 0.24 1.23 60.28 04:10:01 AM 0 24.27 0.00 1.43 0.35 1.00 72.94 04:10:01 AM 1 47.71 0.00 3.07 0.13 1.47 47.61 04:11:01 AM all 35.83 0.00 2.97 0.40 1.33 59.47 04:11:01 AM 0 17.75 0.00 2.67 0.55 0.97 78.07 04:11:01 AM 1 53.93 0.00 3.27 0.25 1.68 40.87 04:12:01 AM all 40.11 0.00 3.51 0.37 1.69 54.33 04:12:01 AM 0 20.36 0.00 2.85 0.12 1.34 75.33 04:12:01 AM 1 59.93 0.00 4.18 0.62 2.03 33.25 Average: all 38.44 0.01 4.45 2.39 1.41 53.31 Average: 0 27.09 0.01 3.67 2.72 1.17 65.34 Average: 1 49.80 0.01 5.22 2.07 1.65 41.26